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Trevor Eddolls

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Trevor Eddolls is the CEO of iTech-Ed Ltd and has been an IBM Champion from 2009-2024.

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Articles

How to Defend Your Mainframe From Various Hacking Techniques and Insider Threats

Trevor Eddolls

May 26, 2021

Many people think that their mainframe is totally secure. After all, why wouldn’t it be? For a start, they’re running an external security manager (ESM) that limits what people can do and what they can access. There’s the system authorization facility (SAF), a z/OS interface providing infrastructure-security administration tools that help prevent unauthorized access to […]

Articles

How to Simplify the Lives of Non-Mainframe Trained IT Employees

Trevor Eddolls

April 23, 2021

Many people think that using a mainframe is hard. They have a picture in their minds of green screens and arcane subsystems that are incredibly hard to get to grips with. The trouble is that so many of the people who work on mainframes have been doing so for 40 years. And that means they […]

Articles

Defend Your Mainframe Data From Internal Threats

Trevor Eddolls

April 12, 2021

In some blissful past that probably never really existed, mainframe users sat in corporate offices, working on 3270 terminals, and you trusted them because you saw them every day and spoke to them regularly. Nowadays, the world isn’t like that. Mainframe users are most likely accessing the mainframe from a laptop, tablet, or phone. Many […]

Articles

Mainframes and Cloud Computing

Trevor Eddolls

March 29, 2021

We all know what mainframes are—the best and most secure, scalable, and available computing platform—but what exactly is the cloud? Cloud computing started off as design idea on diagrams for unspecified routing and hardware, that the viewer didn’t need to worry about. The important parts of the diagram were around the cloud. More recently, the […]

Articles

The 2021 Arcati Mainframe Yearbook Is Now Available

Trevor Eddolls

February 2, 2021

I’m reliably informed that the 2021 edition of the Arcati Mainframe Yearbook has now been published. This fascinating publication is completely free and can be downloaded from the Arcati website. It’s interesting that there are still some mainframers who haven’t come across this publication, even though many mainframers look out for it each year in […]

Articles

Looking Back at 2020: Changes, Innovations and More

Trevor Eddolls

January 8, 2021

2020 must have been the year that no-one expected in the early hours January 1 as they celebrated its arrival. According to the Collins Dictionary, the word “lockdown” had a 6,000% increase in usage since 2019. The other pandemic-related words on the dictionary’s list of the top 10 words for 2020 were: “coronavirus,” “social distancing,” […]